%0 Journal Article %A V. V. Volchkov %T A~definitive version of the local two-radii theorem on hyperbolic spaces %J Izvestiya. Mathematics %D 2001 %P 207-229 %V 65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2001_65_2_a0/ %G en %F IM2_2001_65_2_a0